| 年份 | 不丹 |
|---|---|
| 2023 | - |
| 2022 | 47.0986 |
| 2021 | 47.0514 |
| 2020 | 47.0027 |
| 2019 | 46.9544 |
| 2018 | 46.9058 |
| 2017 | 46.8552 |
| 2016 | 46.8319 |
| 2015 | 46.8317 |
| 2014 | 46.8239 |
| 2013 | 46.8123 |
| 2012 | 46.8003 |
| 2011 | 46.7878 |
| 2010 | 46.774 |
| 2009 | 46.757 |
| 2008 | 46.7359 |
| 2007 | 46.7097 |
| 2006 | 46.6787 |
| 2005 | 46.699 |
| 2004 | 46.8542 |
| 2003 | 47.1011 |
| 2002 | 47.3613 |
| 2001 | 47.6331 |
| 2000 | 47.917 |
| 1999 | 48.2129 |
| 1998 | 48.3488 |
| 1997 | 48.3068 |
| 1996 | 48.2562 |
| 1995 | 48.2037 |
| 1994 | 48.1487 |
| 1993 | 48.0906 |
| 1992 | 48.0254 |
| 1991 | 47.9609 |
| 1990 | 47.8956 |
| 1989 | 47.8423 |
| 1988 | 47.8048 |
| 1987 | 47.7713 |
| 1986 | 47.7407 |
| 1985 | 47.7132 |
| 1984 | 47.6892 |
| 1983 | 47.6672 |
| 1982 | 47.6458 |
| 1981 | 47.6273 |
| 1980 | 47.6156 |
| 1979 | 47.6129 |
| 1978 | 47.6184 |
| 1977 | 47.6302 |
| 1976 | 47.6471 |
| 1975 | 47.6687 |
| 1974 | 47.6931 |
| 1973 | 47.722 |
| 1972 | 47.7554 |
| 1971 | 47.7925 |
| 1970 | 47.832 |
| 1969 | 47.8769 |
| 1968 | 47.9254 |
| 1967 | 47.9739 |
| 1966 | 48.0245 |
| 1965 | 48.0765 |
| 1964 | 48.1285 |
| 1963 | 48.1824 |
| 1962 | 48.2407 |
| 1961 | 48.2889 |
| 1960 | 48.3237 |